Home / 1,623.65-2,436.48-1,234.10

Finding the Fourth Proportional to 1,623.65, 2,436.48 and 1,234.10

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Solution

The fourth proportional to 1,623.65, 2,436.48 and 1,234.10 is: 1,851.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.65 : 2,436.48 = 1,234.10 : x
  2. Step 2: Convert to fraction form
    1,623.65/2,436.48 = 1,234.10/x
  3. Step 3: Cross multiply
    1,623.65x = 2,436.48 × 1,234.10
  4. Step 4: Simplify right side
    1,623.65x = 3,006,866.06
  5. Step 5: Solve for x
    x = 3,006,866.06/1,623.65
  6. Step 6: Final answer
    x = 1,851.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.